来源：Internet，编辑：股旁网，2011-08-23
A:=vol*CLOSE; B:=SUM(A,1)/SUM(VOL,1); B1:=EMA(B,17); 主力:(B-B1)*100/B,COLORRED; 进:STICKLINE(主力>=0 AND 0>=REF(0,1),0,主力,3,0),COLORRED; 出:STICKLINE(主力<0 AND 0>=REF(0,1),0,主力,3,0),COLORGREEN;
